Home / 3,368,145.79-5,052,639.10-1,318,541.61

Finding the Fourth Proportional to 3,368,145.79, 5,052,639.10 and 1,318,541.61

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Solution

The fourth proportional to 3,368,145.79, 5,052,639.10 and 1,318,541.61 is: 1,977,977.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,145.79 : 5,052,639.10 = 1,318,541.61 : x
  2. Step 2: Convert to fraction form
    3,368,145.79/5,052,639.10 = 1,318,541.61/x
  3. Step 3: Cross multiply
    3,368,145.79x = 5,052,639.10 × 1,318,541.61
  4. Step 4: Simplify right side
    3,368,145.79x = 6,662,114,893,662.95
  5. Step 5: Solve for x
    x = 6,662,114,893,662.95/3,368,145.79
  6. Step 6: Final answer
    x = 1,977,977.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.